Senior Accountant

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Company Overview:

MP Materials (NYSE: MP) is rebuilding American industrial capability for a new era of autonomy, robotics, and electrification.

We are the only U.S. company with a fully integrated rare earth supply chain—from mining and refining to advanced metal and magnet manufacturing. Our products include both the critical materials used to make permanent magnets and the finished magnets themselves—enabling next-generation technologies in robotics, automation, aerospace, transportation, defense, and energy systems. These materials are the foundation of physical AI—the convergence of computation, movement, and control.

Company Overview:

MP Materials (NYSE: MP) is rebuilding American industrial capability for a new era of autonomy, robotics, and electrification.

We are the only U.S. company with a fully integrated rare earth supply chain—from mining and refining to advanced metal and magnet manufacturing. Our products include both the critical materials used to make permanent magnets and the finished magnets themselves—enabling next-generation technologies in robotics, automation, aerospace, transportation, defense, and energy systems. These materials are the foundation of physical AI—the convergence of computation, movement, and control.

We hire ambitious, mission-driven people who want to tackle complex challenges and shape the future of strategic industries. Our culture is rooted in teamwork, resiliency, and integrity, with a deep commitment to operational excellence and national purpose. MP is rapidly evolving from a materials producer into a leading U.S. manufacturer—and our people are driving that transformation.



Position Overview :

The Senior Accountant is under the general direction of the Accounting Manager and is responsible for the accounting functions and personnel for compliance and control via company guidelines and policies. The position shall interact and provide direction daily through contact with all aspects of the business working with respective systems and processes of the Accounting and Finance Department.

Position Responsibilities:

• Exercise sound judgment to determine and apply GAAP to business situations.
• Utilizes IT systems such as SAP, MS Office Products, ADP payroll systems, electronic banking integration processes, etc., as daily tools to accomplish work objectives.
• Analyze financial implications and implement new accounting directives for balance sheet and income statement classifications to operating business units
• Work closely with the sales, product inventory, and mine management teams.
• Work hand in hand with the Accounting Manager to record journal entries in a consistent timely manner.
• Review all financial information from business units in support of the accounting closing process with the Accounting Manager.
• Dedicate the time necessary to close the books monthly in an accurate, timely, and organized manner in accordance to a pre-determined schedule.
• Reconcile significant accounts at month-end and resolve any reconciling issues.
• Provide opinion of interpretations of accounting pronouncements as applied to operations accounting.
• Work with the Accounting Manager to maintain adequate internal controls and safeguard company assets.

• Manage related accounting areas as assigned, essential support to all departments.
• Serve as primary contact with Operations and Administration to design and maintain cost-flows of accounting for work-in-process product and finished goods inventory accounting.
• Work to streamline accounting practices and related procedures.
• Serve as a contact in designing/implementation of accounting related software in respect to the costing, inventory processes, and all related accounts.
• Recommend potential areas for cost control improvement based on expense variance analysis.
• Assist the Accounting Manager in preparation of financial presentations and any ad-hoc accounting project
• Other duties as assigned.

• Bachelor’s degree in Science or the Arts, in the…